blob: 3dadb8a42b55b08f9fad6a2c94c8a25fed0fe5a0 [file] [log] [blame]
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.] */
#include <stdio.h>
#include <openssl/cipher.h>
#include <openssl/err.h>
#include <openssl/bio.h>
static void hexdump(FILE *f, const char *title, const uint8_t *s, int l) {
int n = 0;
fprintf(f, "%s", title);
for (; n < l; ++n) {
if ((n % 16) == 0)
fprintf(f, "\n%04x", n);
fprintf(f, " %02x", s[n]);
}
fprintf(f, "\n");
}
static int convert(uint8_t *s) {
uint8_t *d;
for (d = s; *s; s += 2, ++d) {
unsigned int n;
if (!s[1]) {
fprintf(stderr, "Odd number of hex digits!");
exit(4);
}
sscanf((char *)s, "%2x", &n);
*d = (uint8_t)n;
}
return s - d;
}
static char *sstrsep(char **string, const char *delim) {
char isdelim[256];
char *token = *string;
if (**string == 0) {
return NULL;
}
memset(isdelim, 0, 256);
isdelim[0] = 1;
while (*delim) {
isdelim[(uint8_t)(*delim)] = 1;
delim++;
}
while (!isdelim[(uint8_t)(**string)]) {
(*string)++;
}
if (**string) {
**string = 0;
(*string)++;
}
return token;
}
static uint8_t *ustrsep(char **p, const char *sep) {
return (uint8_t *)sstrsep(p, sep);
}
static void test1(const EVP_CIPHER *c, const uint8_t *key, int kn,
const uint8_t *iv, int in, const uint8_t *plaintext, int pn,
const uint8_t *ciphertext, int cn, const uint8_t *aad, int an,
const uint8_t *tag, int tn, int encdec) {
EVP_CIPHER_CTX ctx;
uint8_t out[4096];
int outl, outl2, mode;
printf("Testing cipher %s%s\n", EVP_CIPHER_name(c),
(encdec == 1 ? "(encrypt)"
: (encdec == 0 ? "(decrypt)" : "(encrypt/decrypt)")));
hexdump(stdout, "Key", key, kn);
if (in) {
hexdump(stdout, "IV", iv, in);
}
hexdump(stdout, "Plaintext", plaintext, pn);
hexdump(stdout, "Ciphertext", ciphertext, cn);
if (an) {
hexdump(stdout, "AAD", aad, an);
}
if (tn) {
hexdump(stdout, "Tag", tag, tn);
}
mode = EVP_CIPHER_mode(c);
if (kn != EVP_CIPHER_key_length(c)) {
fprintf(stderr, "Key length doesn't match, got %d expected %lu\n", kn,
(unsigned long)EVP_CIPHER_key_length(c));
exit(5);
}
EVP_CIPHER_CTX_init(&ctx);
if (encdec != 0) {
if (mode == EVP_CIPH_GCM_MODE) {
if (!EVP_EncryptInit_ex(&ctx, c, NULL, NULL, NULL)) {
fprintf(stderr, "EncryptInit failed\n");
BIO_print_errors_fp(stderr);
exit(10);
}
if (!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_GCM_SET_IVLEN, in, NULL)) {
fprintf(stderr, "IV length set failed\n");
BIO_print_errors_fp(stderr);
exit(11);
}
if (!EVP_EncryptInit_ex(&ctx, NULL, NULL, key, iv)) {
fprintf(stderr, "Key/IV set failed\n");
BIO_print_errors_fp(stderr);
exit(12);
}
if (an && !EVP_EncryptUpdate(&ctx, NULL, &outl, aad, an)) {
fprintf(stderr, "AAD set failed\n");
BIO_print_errors_fp(stderr);
exit(13);
}
} else if (!EVP_EncryptInit_ex(&ctx, c, NULL, key, iv)) {
fprintf(stderr, "EncryptInit failed\n");
BIO_print_errors_fp(stderr);
exit(10);
}
EVP_CIPHER_CTX_set_padding(&ctx, 0);
if (!EVP_EncryptUpdate(&ctx, out, &outl, plaintext, pn)) {
fprintf(stderr, "Encrypt failed\n");
BIO_print_errors_fp(stderr);
exit(6);
}
if (!EVP_EncryptFinal_ex(&ctx, out + outl, &outl2)) {
fprintf(stderr, "EncryptFinal failed\n");
BIO_print_errors_fp(stderr);
exit(7);
}
if (outl + outl2 != cn) {
fprintf(stderr, "Ciphertext length mismatch got %d expected %d\n",
outl + outl2, cn);
exit(8);
}
if (memcmp(out, ciphertext, cn)) {
fprintf(stderr, "Ciphertext mismatch\n");
hexdump(stderr, "Got", out, cn);
hexdump(stderr, "Expected", ciphertext, cn);
exit(9);
}
if (mode == EVP_CIPH_GCM_MODE) {
uint8_t rtag[16];
/* Note: EVP_CTRL_CCM_GET_TAG has same value as
* EVP_CTRL_GCM_GET_TAG
*/
if (!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_GCM_GET_TAG, tn, rtag)) {
fprintf(stderr, "Get tag failed\n");
BIO_print_errors_fp(stderr);
exit(14);
}
if (memcmp(rtag, tag, tn)) {
fprintf(stderr, "Tag mismatch\n");
hexdump(stderr, "Got", rtag, tn);
hexdump(stderr, "Expected", tag, tn);
exit(9);
}
}
}
if (encdec <= 0) {
if (mode == EVP_CIPH_GCM_MODE) {
if (!EVP_DecryptInit_ex(&ctx, c, NULL, NULL, NULL)) {
fprintf(stderr, "EncryptInit failed\n");
BIO_print_errors_fp(stderr);
exit(10);
}
if (!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_GCM_SET_IVLEN, in, NULL)) {
fprintf(stderr, "IV length set failed\n");
BIO_print_errors_fp(stderr);
exit(11);
}
if (!EVP_DecryptInit_ex(&ctx, NULL, NULL, key, iv)) {
fprintf(stderr, "Key/IV set failed\n");
BIO_print_errors_fp(stderr);
exit(12);
}
if (!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_GCM_SET_TAG, tn, (void *)tag)) {
fprintf(stderr, "Set tag failed\n");
BIO_print_errors_fp(stderr);
exit(14);
}
if (an && !EVP_DecryptUpdate(&ctx, NULL, &outl, aad, an)) {
fprintf(stderr, "AAD set failed\n");
BIO_print_errors_fp(stderr);
exit(13);
}
} else if (!EVP_DecryptInit_ex(&ctx, c, NULL, key, iv)) {
fprintf(stderr, "DecryptInit failed\n");
BIO_print_errors_fp(stderr);
exit(11);
}
EVP_CIPHER_CTX_set_padding(&ctx, 0);
if (!EVP_DecryptUpdate(&ctx, out, &outl, ciphertext, cn)) {
fprintf(stderr, "Decrypt failed\n");
BIO_print_errors_fp(stderr);
exit(6);
}
outl2 = 0;
if (!EVP_DecryptFinal_ex(&ctx, out + outl, &outl2)) {
fprintf(stderr, "DecryptFinal failed\n");
BIO_print_errors_fp(stderr);
exit(7);
}
if (outl + outl2 != pn) {
fprintf(stderr, "Plaintext length mismatch got %d expected %d\n",
outl + outl2, pn);
exit(8);
}
if (memcmp(out, plaintext, pn)) {
fprintf(stderr, "Plaintext mismatch\n");
hexdump(stderr, "Got", out, pn);
hexdump(stderr, "Expected", plaintext, pn);
exit(9);
}
}
EVP_CIPHER_CTX_cleanup(&ctx);
printf("\n");
}
static int test_cipher(const char *cipher, const uint8_t *key, int kn,
const uint8_t *iv, int in, const uint8_t *plaintext,
int pn, const uint8_t *ciphertext, int cn,
const uint8_t *aad, int an, const uint8_t *tag, int tn,
int encdec) {
const EVP_CIPHER *c;
if (strcmp(cipher, "DES-CBC") == 0) {
c = EVP_des_cbc();
} else if (strcmp(cipher, "DES-EDE3-CBC") == 0) {
c = EVP_des_ede3_cbc();
} else if (strcmp(cipher, "RC4") == 0) {
c = EVP_rc4();
} else if (strcmp(cipher, "AES-128-ECB") == 0) {
c = EVP_aes_128_ecb();
} else if (strcmp(cipher, "AES-256-ECB") == 0) {
c = EVP_aes_256_ecb();
} else if (strcmp(cipher, "AES-128-CBC") == 0) {
c = EVP_aes_128_cbc();
} else if (strcmp(cipher, "AES-128-GCM") == 0) {
c = EVP_aes_128_gcm();
} else if (strcmp(cipher, "AES-256-CBC") == 0) {
c = EVP_aes_256_cbc();
} else if (strcmp(cipher, "AES-128-CTR") == 0) {
c = EVP_aes_128_ctr();
} else if (strcmp(cipher, "AES-256-CTR") == 0) {
c = EVP_aes_256_ctr();
} else if (strcmp(cipher, "AES-256-GCM") == 0) {
c = EVP_aes_256_gcm();
} else {
fprintf(stderr, "Unknown cipher type %s\n", cipher);
return 0;
}
test1(c, key, kn, iv, in, plaintext, pn, ciphertext, cn, aad, an, tag, tn,
encdec);
return 1;
}
int main(int argc, char **argv) {
const char *input_file;
FILE *f;
if (argc != 2) {
fprintf(stderr, "%s <test file>\n", argv[0]);
return 1;
}
input_file = argv[1];
f = fopen(input_file, "r");
if (!f) {
perror(input_file);
return 2;
}
ERR_load_crypto_strings();
for (;;) {
char line[4096];
char *p;
char *cipher;
uint8_t *iv, *key, *plaintext, *ciphertext, *aad, *tag;
int encdec;
int kn, in, pn, cn;
int an = 0;
int tn = 0;
if (!fgets((char *)line, sizeof line, f)) {
break;
}
if (line[0] == '#' || line[0] == '\n') {
continue;
}
p = line;
cipher = sstrsep(&p, ":");
key = ustrsep(&p, ":");
iv = ustrsep(&p, ":");
plaintext = ustrsep(&p, ":");
ciphertext = ustrsep(&p, ":");
if (p[-1] == '\n') {
encdec = -1;
p[-1] = '\0';
tag = aad = NULL;
an = tn = 0;
} else {
aad = ustrsep(&p, ":");
tag = ustrsep(&p, ":");
if (tag == NULL) {
p = (char *)aad;
tag = aad = NULL;
an = tn = 0;
}
if (p[-1] == '\n') {
encdec = -1;
p[-1] = '\0';
} else
encdec = atoi(sstrsep(&p, "\n"));
}
kn = convert(key);
in = convert(iv);
pn = convert(plaintext);
cn = convert(ciphertext);
if (aad) {
an = convert(aad);
tn = convert(tag);
}
if (!test_cipher(cipher, key, kn, iv, in, plaintext, pn, ciphertext, cn,
aad, an, tag, tn, encdec)) {
return 3;
}
}
fclose(f);
printf("PASS\n");
return 0;
}